.top-page {
    position: fixed;
    bottom: 30px;
    right: 30px;

    cursor: pointer;

    width: 28px;
    height: 28px;

    border-radius: 2px;

    display: none;
    align-items: center;
    justify-content: center;

    background-color: var(--color-bg);

    z-index: 999;
}